This guide provides a technical deep dive into , the virtual disk image format used to deploy Fortinet’s FortiGate Next-Generation Firewalls (NGFW) within QEMU/KVM-based environments.
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The "FortiOS.qcow2" file specifically contains the FortiOS operating system—Fortinet's proprietary security OS—tailored for virtual appliances (FortiGate-VM). Key Use Cases fortios.qcow2
While licenses may restrict the number of vCPUs that actively process traffic, the image itself can boot on instances with more vCPUs than licensed. Fortinet Document Library Typical Deployment Steps Qcow2 will not boot - Incus - Linux Containers Forum FortiOS
sudo guestmount -a fortios.qcow2 -i --ro /mnt/fortios fortios.qcow2